Arizona 8th Congressional District, Arizona: Bellwether district. In 2024, voted R+3%. Republican peak: R+45 in 1984.
Key facts
- 2024 presidential margin
- R+3MIT Election Lab
- Political archetype
- BellwetherAkashic typology
- Population
- 286,0652024 5-year
- Median household income
- $89,3002024 5-year
- White (non-Hispanic)
- 58.6%2024 5-year
- Black
- 5.7%2024 5-year
- Hispanic / Latino
- 31.2%2024 5-year
- Peak Democratic margin
- D+39 in 1936MIT Election Lab
- Peak Republican margin
- R+45 in 1984MIT Election Lab
Predecessors: LESKO, Debbie (2023–2025), LESKO, Debbie (2021–2023), LESKO, Debbie (2019–2021), FRANKS, Trent (2017–2019)
Source · Voteview / Lewis, Poole, Rosenthal et al. (CC-BY).
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 61,483 | 65,970 | 129,337 | ||
| D | 65,295 | 62,465 | 130,247 | ||
| R | 44,098 | 46,887 | 98,361 | ||
| R | 37,786 | 47,045 | 86,637 | ||
| R | 37,778 | 46,830 | 85,634 | ||
| R | 31,673 | 42,627 | 74,968 | ||
| R | 24,259 | 30,112 | 56,570 | ||
| R | 22,836 | 24,217 | 51,283 | ||
| R | 17,909 | 22,588 | 55,010 | ||
| R | 14,489 | 27,751 | 42,756 | ||
| R | 9,714 | 25,841 | 35,903 | ||
| R | 7,513 | 19,843 | 30,542 | ||
| R | 9,073 | 16,203 | 26,277 | ||
| R | 5,968 | 15,345 | 22,146 | ||
| R | 5,408 | 10,180 | 17,231 | ||
| R | 7,657 | 8,979 | 16,646 | ||
| R | 5,448 | 7,973 | 13,429 | ||
| R | 3,388 | 5,781 | 9,181 | ||
| R | 3,155 | 4,846 | 8,001 | ||
| D | 2,541 | 2,295 | 4,956 | ||
| D | 2,020 | 1,559 | 3,592 | ||
| D | 2,199 | 1,418 | 3,644 | ||
| D | 2,010 | 858 | 2,987 | ||
| D | 1,794 | 946 | 2,778 | ||
| R | 762 | 1,260 | 2,024 | ||
| R | 576 | 666 | 1,491 | ||
| R | 554 | 711 | 1,265 | ||
| D | 479 | 361 | 918 | ||
| D | 163 | 40 | 356 | ||
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U.S. Senate
| Year | Won | D % | R % | Total |
|---|---|---|---|---|
| 2024 | D | 50.1% | 47.7% | 3,347,964 |
| 2022 | D | 51.4% | 46.5% | 2,572,294 |
| 2020 | D | 51.2% | 48.8% | 3,355,307 |
| 2018 | D | 50.0% | 47.6% | 2,384,308 |
| 2016 | R | 40.7% | 53.7% | 2,530,730 |
| 2012 | R | 46.2% | 49.2% | 2,243,422 |
| 2010 | R | 34.7% | 58.9% | 1,708,484 |
| 2006 | R | 43.5% | 53.3% | 1,526,782 |
| 2004 | R | 20.6% | 76.7% | 1,961,677 |
| 2000 | R | 0.0% | 79.3% | 1,397,076 |
| 1998 | R | 27.2% | 68.7% | 1,013,280 |
| 1994 | R | 39.5% | 53.7% | 1,119,060 |
| 1992 | R | 31.6% | 55.8% | 1,382,051 |
| 1988 | D | 56.7% | 41.1% | 1,164,539 |
| 1986 | R | 39.5% | 60.5% | 862,921 |
| 1982 | D | 56.9% | 40.3% | 723,885 |
| 1980 | R | 48.4% | 49.5% | 874,238 |
| 1976 | D | 54.0% | 43.3% | 741,210 |
Demographics
Anchored in the West Valley suburbs of Maricopa County, AZ-08 posted an R+19.2 margin in 2024, making it among the widest presidential spreads in a state otherwise defined by competitive statewide races.
The Democratic margin in Arizona 8th Congressional District has rarely exceeded thirty-nine points in modern history; the Republican margin has rarely exceeded forty-five points. 2024 delivered the district to the Republican candidate by three points.
Its demographics resemble the country more than they resemble most districts. A 59% non-Hispanic-white share, a 11% poverty rate, and a median household income of $89,300 — all within the broad national range.
Compare two places, side by side
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Congressional District 8, Arizona. Akashic. https://akashic.app/cd/0408/. Accessed May 20, 2026. License: CC BY 4.0.